Mass Effect 3 Wiki Guide

M-55 Argus

The M-55 Argus Assault Rifle is downloadable content available as an incentive bonus for people who pre-order Mass Effect 3.

The high-powered M-55 Argus Assault Rifle is an excellent close-range weapon, and its bursts of fire conserve ammunition during lengthy conflicts. Others across the galaxy are adopting the Argus as their standard rifle, for both its intimidation factor and suppression power. It is a modified M-96 Mattock.